The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 14, 2024
Filed:
May. 18, 2022
Canon Kabushiki Kaisha, Tokyo, JP;
Fen Wan, Austin, TX (US);
Weijun Liu, Cedar Park, TX (US);
Timothy Brian Stachowiak, Austin, TX (US);
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A photocurable composition can comprise a polymerizable material and at least one photoinitiator, wherein the polymerizable material comprises a multi-functional vinylbenzene monomer in an amount of at least 30 wt % based on the total weight of the polymerizable material and the at least one photoinitiator includes an oxime ester compound. The photocurable composition can be adapted that a UV shrinkage after forming a photo-cured layer at 23° C. is not greater than 4.0%; and that a thermal shrinkage after conducting a baking treatment of the photo-cured layer at 350° C. is not greater than 3.5%.